Electrical charging base



FIG. 1 is a top-front perspective view of an electrical charging base showing our new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a bottom-front perspective view thereof;

FIG. 4 is a rear perspective view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a front elevation thereof;

FIG. 8 is a rear elevation thereof;

FIG. 9 is a right side elevation thereof;

FIG. 10 is a left side elevation thereof; and,

FIG. 11 is a top-front perspective view thereof shown in an environment of use.

The broken lines in the drawings are for the purpose of illustrating portions of the electrical charging base and environmental structure that form no part of the claimed design. 

CLAIM The ornamental design for an electrical charging base, as shown and described. 